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Rocky Mountain (PADD 4) Ending Stocks of Normal Butylene (Thousand Barrels)
Rocky Mountain (PADD 4) Ending Stocks of Normal Butylene (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2010 15 63 38 44 59 46 65 33 47 41 20 53
  2011 37 27 39 100 132 88 98 109 6 23 43 12
  2012 22 17 18 44 24 21 31 52 28 32 27 20
  2013 7 19 12 8 21 9 4 43 24 64 33 5
  2014 0 6 50 4 8 7 29 126 150 53 22 19
  2015 31 23 50 33 14 16 35 16 17 39 9 55
  2016 12 52 20 16 76 70 39 41 55 43 38 39
  2017 23 9 39 8 28 42 69 41 14 8 5 15
  2018 51 52 55 41 72 10 16 10 25 2 67 31
  2019 67 65 5 39 96 103 98


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 9/30/2019
Next Release Date: 10/31/2019

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